Use the current Node LTS

Note: This is a breaking change! However, it is only breaking in a strict
sense, and no runtime behavior should be different.

Author: chriskrycho

package.json

@@ -167,7 +167,7 @@
     }
   },
   "volta": {
-    "node": "14.20.1",
+    "node": "18.18.0",
     "yarn": "1.22.19"
   }
 }